| 1 |
Pandesmos, Howling winds, dark streams bound for the River Styx, and blowing snow pour through vast, desolate caverns. |
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| 2 |
Cocytus, Winds blowing through narrower tunnels create a stronger force and louder wails, making this the so-called "Layer of Lamentation." |
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| 3 |
Phlegethon, Tunnel walls absorb light while water creates intricate rock formations. |
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| 4 |
Agathion, Sealed-off tunnels are largely inaccessible from elsewhere, making them ideal as vaults for ancient secrets. |
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